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Individual Calculations July 2009 |
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| Perrin, Guillaume Total change: -1.05 | |   |
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| N3 - R7 | Various | FRA | 2009-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2114 | 2302 | 0.50 | 1 | -0.24 | 15 | -3.60 | |
|  Picarda, Laurent | | | 2114 | FRA | 0.50 | 1 | -0.24 | 15 | -3.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | N3 - R8-9 | Various | FRA | 2009-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 2311 | 1.50 | 2 | 0.17 | 15 | 2.55 | |
|  Cotonnec, Melkior | | | 2279 | FRA | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Allorant, Adrien | | | 2076 | FRA | 1.00 | 1 | 0.21 | 15 | 3.15 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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